single interest造句

1、Do you have a single interest or goal that your entire life is devoted to?
你有一个使你全身心投入的兴趣或目标吗？

2、Would a single interest rate for such different economies cause problems?
如此各异的经济体，却适用单一利率，会不会造成问题呢？

3、A hierarchical user interest model is a tree whose nodes are the single interest vectors.
一个层次结构用户兴趣模型是一个以单个兴趣向量为节点的树。